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2-20
CHAPTER 2 STANDARDS AND ADJUSTMENTS
4
Adjusting the Tension of the Lens Drive Belt
Move the lens motor support
q
and fit it in place so that the reading of the spring
gauge is 1000 ± 50g when motor support
q
is pulled with a spring gauge in the direction
of the arrow at the point
A
indicated in Figure 2-20.
Figure 2-20
5
Cleaning the No.4 Mirror
1) Remove the copyboard glass and the lens hood.
2) Remove the screw
q
and the mirror guide plate
w
; then, clean the No.4 mirror.
Figure 2-21
q
A
q
w